21488119

素因数分解:

${\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 23411808

約数和(自身を除く): 1923689

約数列:

[1, 17, 83, 97, 157, 1411, 1649, 2669, 8051, 13031, 15229, 136867, 221527, 258893, 1264007, 21488119]

約数ペア:

[(1, 21488119), (17, 1264007), (83, 258893), (97, 221527), (157, 136867), (1411, 15229), (1649, 13031), (2669, 8051)]